Advertisements
Advertisements
Question
Classify the following reaction into Exothermic and Endothermic reactions.
Magnesium ribbon when burned in air, it forms magnesium oxide.
Options
Exothermic reaction
Endothermic reaction
Advertisements
Solution
Magnesium ribbon when burned in air, it forms magnesium oxide- Exothermic reaction
APPEARS IN
RELATED QUESTIONS
How will you obtain Ammonia from nitrogen.
Also give balanced equations for the reactions
Define exothermic reactions. Give two examples of each.
State the effect of an endothermic reaction.
What do you observe when ammonium chloride is dissolved in water.
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Heat energy is evolved in these reactions
- Thermal decomposition reactions
- Exothermic reactions
- Endothermic reactions
- None of these
Identify the endothermic and exothermic reaction.
\[\ce{CaO + H2O -> Ca(OH)2 + Heat}\]
Give an example of the following chemical changes.
A photochemical reaction involving silver salt.
State the effects of endothermic and exothermic reactions on the surroundings.
Name a carbonate which do not decompose on heating.
What do you observe? When
Lead nitrate is heated.
Give an example of an endothermic reaction.
Give an example with a balanced equation, of the following reaction:
exothermic reaction
Differentiate between the following:
Electrolytic decomposition and photochemical decomposition.
Mention any two exothermic reactions.
Give examples of the endothermic process.
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
